Self-closing funnel.



A. VON DERGRONE.

kill? CLOSING FUNNEL. APPLIUATION FILED NOV. 23, 1912.

Patented May 13, 1913.

, I I I/ 1 I r MTLJED STATES f-PA EN E-i i.

I L AUGUS'. von DER CRQNE, or BERLIN, GERMANY.

' sEnneLosme FUNNEL. h Specification of miners Patent P t efl a 1 ,1 1 Application filed November 23,1912. j

SeriaINo. 733,106. I

To all whom, izfvmay concern CRonn, a subject of-tlie KingofPrussim re sidingnt Berlin, in the'Kingdoni of'Prjlssia', in the German. Empire, (whose post-ofiice address is 23 Ger-ichtstrzi'sse) merchant, have invented -certain new and usefu-L'Improvemerits in-Self-Closing Fu'inielSy'hndI'. do; hereby declare the followingtojbee full; cleeli qand exactdescription of the invention, y

l sflw'ill enable others skilledin the' art. to w chit epperteins tomake'end us'e the seine. a VI heipresent ini ntion relates toe self closingfunnel, in. which the opening through Which-the liquid flows remains closed so long; e asthe funnel is held in the hand and until it 1 is set into the neck ofthe' bdttle. When the funnel is'introduced into, the neckof the "bottle, the opening ispfreedandj-it. closes again automatically es soon as thebot'tle is filled. J-Funne ls that act lin that way aire" gjthe'uppertapered-end which'causes the already known.

ment of those parts that produce the'aetion b etd soribedlj l.

Theff Venti'on is so arranged thzitiitghas only e-l single jfilling' tube, formed-zitflth'e: upper end as a- {multiple valve.

. hand, but it'opens the passage 'by' the dis-1 pleceinentof the little tube 'whenever" the funnel is set'on the neckfof 'the bottle, the

connection between the filling cup and the filling tuheerranged tomove'inside it closing at the same time. F urther' a valve sea-t verly. understood and readily carried into efilect, I have hereunto appended one sheet- [of drawings, of which- I the self closing funnel. Fig.' -2 is aseetion Figure-1 1s a longitudinal seetion through of the sameshowing it applied "w bottle.

i ng drawing, eo'nsists of stillingcup! and filling cup. a; valved there is provided .a valveseet, .and

lfnnel according the in The valve closes "the vpassage as soon-'as 'the funnel is taken in, the

The funnel, es shown in the accompany-3:

' the filing-site that is fitt d-so t hetiit will .moveinthelower narrow part or's'pout Z of the .funnel; l drietl'ringeg The upper end of the tube is ormed as a valve d, with openings p for the The tube is guided by a cylinpassage of-zthe liquid. 'When the: valve, is ra 1sed thos e openings are freed as shown in Fig. 2, endflon jthe contrary when the velve is v gdown-the liquid-is cut'ofi'fhv Thehpositionqot' the apperhtus shown in QElig, 2'1 'is' the ipositio'n. when the funnel is". heldinth'jhendr If, however, the 'funnelf bejset into fd'bottle', a disklz' attached to the filling tu'be b comesfinto contaet witlithe "riinlof thene'ek of the bottle and the 'cup of -'the.funn'el a' sinks down soes toopen-the 'or fiees p ofthe val ve d1 [At the'lsaine timee pecking o1"- coller ,hhwhieh acts asa val-ve,

forms a tightelosurejhtthe lower part of the Belowthe passages p ofthe inside the filling tube 6 there is afloat valve velveto close when the liquid asit rises in the bottle forces "the float upward." The Valve cl has a screw. threa'don it and it can be taken Olli) so as'to facilitate the removal f and replacement ofthefilling tube. In that wa the cleaning of the -funnel'or'the replacement of any of. its parts is rendered b easy. 1 The funnel is distinguished hy greet-slim.

plicity, as it has only a single filling tube,

Which ismovable in the lower part; ofthe fillingcup, that tube itself being formed ass 7 multiple valve. This very simple 7 arrange 'Inent'not only makes it easier to manufacture the funnel blut also gives-great surety and safety in Working.

Having now particnlerly described and ascertained the nature .ef my said invention and in what manner the smile is to befperformed, I declare that what I claim is A funnel comprising a vessel having a 95 spout providinge valve seat; etube adapted to enter the vessel to be filled a hollow hen-d connected to and closing the end of the'tube Withinfithe spout, said head providing, respectively, a valve for the valve seat of the 10!;

spouhendiivelve seat within the tube; and a 'portion of the head within the spout propassageways when said float is lifted by the liquid in the vessel being filled. In testimony whereof, I have affixed my signaturein presence of two Witnesses.

AUGUST VONDER GRONE. Witnesses:

- HENRY HASPER,

WOLDEMAR H'AUPT.

vided with fluid passageways closed when the valve is seated; means carried by the tube adapted to engage with thevessel to be filled for moving the tube to unseat the valve 01 the head and open said fluid passageways into the vessel; and a float located Wlthlll the tube and operable to seat against the valve seatof the head and automatically close said 7 Copies of this patent may be obtained for five cents each, by addressing the Commissioner ei Patents,

' Washington, D; 0. 

